15947984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{76673}}^1$

素因数の和:76694

約数の個数: 20

約数和(自身を含む): 33276516

約数和(自身を除く): 17328532

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 76673, 153346, 306692, 613384, 996749, 1226768, 1993498, 3986996, 7973992, 15947984]

約数ペア:

[(1, 15947984), (2, 7973992), (4, 3986996), (8, 1993498), (13, 1226768), (16, 996749), (26, 613384), (52, 306692), (104, 153346), (208, 76673)]